繞流管 的英文怎麼說
中文拼音 [ràoliúguǎn]
繞流管
英文
by-pass-
In this paper a kind of cardio - cerebral arterial bifurcation vessel hemodynamic characteristics are studied with the boundary element method, and the blood flowing velocity vector distributions have been calculated. in addition, the flow field distribution and the pressure on the particle surface are also calculated, when there is flow - round particle at the place of bifurcation, the move tendency of the particle is judged, the possible reasons of causing the atherosclerosis, thrombus, angioma are analysed
本文用邊界元方法研究了一類典型心腦動脈分支血管中血液流動的流體動力特性，計算了分支血管血液流動的速度矢量分佈，同時計算了分支附近有多個顆粒狀繞流物時血液的流場分佈，及顆粒物所受壓力狀況，給出了顆粒物的運動趨勢，分析了引起粥樣斑塊病變、血瘤、血栓的可能原因Abstract : the formation technologies, the structure and properties of tcs microporous man - made yarn - kind new polyester fibre which was spinned in tcs with some micrometallic - oxide have been studied. the results indicate that the rheological behaviour and spinnability of commixed polyester melt, and the structure and properties of the fibre, are relative to the spinning temperature, melt pressure, microporpus size for spinning, formation conditions, thermo - vascellum temperature, thermo - vascellum position and rolling speed, besides the viscosity of polyester cuts, coacervation particles, adding amount and size of micrometallic - oxide
研究表明， tcs微孔化共混聚酯熔體在成型加工中的流變行為和可紡性，及其纖維的結構性能除了與原料切片的特性粘度、凝聚粒子和共混聚酯中超細金屬氧化物微粒的添加量、粒徑等因素的影響有關外，還與紡絲溫度、紡絲熔體壓力、噴絲板微孔尺寸、冷卻成形條件、熱管溫度、熱管安裝位置以及卷繞速度等因素的影響密切有關。Cyclosis ( cytoplasmic streaming ) the streaming of cytoplasm in a circular motion around the cell observed in some plants, particularly young sieve tube elements
胞質環流（胞質運動） ：在一些植物細胞特別是在幼篩管分子中觀察到的細胞質圍繞細胞的環形流動的現象。This article introduces briefly the process of design and characteristic of structure of db930 tube and discusses the main problems of technology and technique which was met during the manufacture and the measures having been adopted are emphatically. it discusses the solve measures in following six aspects : the filament current is too large, carbon deposits during the carbonizing of cathode, the capacitance between the first grid and the second grid is too large, transpiring happens inside the tube, the insulation resistance between the electrodes is too lower when the filament is on and the ability of bearing high voltage is too lower
本文簡略地介紹了db930的設計過程及其結構特點，重點論述了在試制過程中遇到的主要工藝技術問題及解決問題的措施，圍繞解決燈絲電流大、陰極碳化時積碳、一柵和二柵之間的電容大、管內蒸散、熱態時極間絕緣低、耐高壓的能力差等六個方面的問題進行了論述。This office is in charge of issue of dao qi, and it can be regard as an office has modern character. land measure office then is as an example, and wusong and shanghai general engineering bureau take the lead of it. the fifth chapter discusses the most powerful impact of dao qi on traditional chinese s
道契是租界建立之後，外人在租界中取得土地的制度，圍繞著道契的發放、對道契土地的管理、道契土地的流轉等產生了一系列的法律規則與行為規范，其中雖然有著中國方面的參與，但由於道契是外國人取得土地的制度，加上租界的性質，使得法律原則的確立The second, at the high frequency primary coil, when switch turn on with control signal ( the spwm pulse is modulated ), in the positive or negative semi - period of low frequency modulation signal, transformer coil with same direction voltage. the magnetic flux of transformer core will increase step by step. at the end, it leads to magnetic flux saturation
二、在高頻變壓器原邊，當開關管接收控制信號脈沖列（經調制的spwm波列）導通時，在低頻調制信號的正半周或負半周內，施加在變壓器繞組上的是同一方向的電壓，變壓器磁芯中的磁通可能將級進地逐漸增加，導致磁芯飽和，造成磁偏或單向磁化，導致低頻電信號放大失真或由於很大的磁化電流而無法正常工作。Meixing electronics factory is major in the vacuum tube stereo power amplifier, which is located in the nanhai city ， owned a workhouse over 1300 square meter, with five plant, they are box, seal and transformer circling 、 debugging & check, we also have the machine process, such as milling machine 、 punch 、 drill press 、 electric welding 、 matrix 、 incision machine, and radio tube test machine. we have realize the product line manufacture, the monthly whole output is over 200 sets
美星電子是一個專業製造真空管身歷聲功率放大器的加工廠，位於廣東南海市黃岐工業區，擁有廠房一千三百平方米，工廠分機箱加工、焊接組裝、變壓器繞制、煲機老化、調試檢測五個車間，機械加工設備擁有銑床、沖床、創床、鉆床、電焊、模具製作、切割等二十多臺，電子管及整機檢測調試儀器十餘臺，該廠實現了配套設備、流水作業，每月可生產膽機二百臺以上，可謂中國專業生產膽機最大規模的工廠。Graphite packing, carbonized packing, kevlar packing, ptfe packing ningbo sinklan industry trade co., ltd. is mainly engaged in producing three kinds of sealing products, packing series, gasket series, packing gasket sheet series. such as various fiber packingmetallic gasket, non - metallic gasketssheet gasket material, and reinforced composite sheet sealing material. packing series : expanded graphite packing, reinforced graphite packing, die - formed graphite ring packing expanded graphite molded packing, carbonized fiber packing, kevlar fiber packing, pure ptfe packing, ptfe graphite packing, ramie fiber braided packing, asbestos packing, ptfe graphite packing aramid corners, graphite ptfe packing inter aramid, acrylic fiber packing, novolid fiber with ptfe packing, carbon fiber packing, ptfe filament packing, ptfe lubricant packing, cotton with oil packing, e - glass fiber packing etc
公司生產出口各類流體密封材料及製品，主要有密封盤根，密封墊片和密封材料三大系列產品，如石墨盤根芳綸盤根，碳纖維盤根， ptfe盤根，各種金屬墊片，纏繞墊片石墨增強墊片石墨切割墊片， ptfe墊片石棉墊片，非石棉墊片，各種墊片板材，卷材，四氟介面密封帶，閥桿填料，盤根線等等，廣泛應用於石化煉油電力鋼鐵造船海洋工程等行業不但解決了國內許多電廠煤氣廠化工廠等泵浦閥件管道在各種氣體化學流體輸送中的密封泄露問題，已為眾多知名企業所指定和選用而且已大量出口到歐洲中東南美洲以及東南亞等許多國家和地區。Graphite packing, carbonized packing, kevlar packing, ptfe packing ningbo sinklan industry trade co., ltd. is mainly engaged in producing three kinds of sealing products, packing series, gasket series, packing gasket sheet series. such as various fiber packingmetallic gasket, non - metallic gasketssheet gasket material, and reinforced composite sheet sealing materialpacking series : expanded graphite packing, reinforced graphite packing, die - formed graphite ring packing expanded graphite molded packing, carbonized fiber packing, kevlar fiber packing, pure ptfe packing, ptfe graphite packing, ramie fiber braided packing, asbestos packing, ptfe graphite packing aramid corners, graphite ptfe packing inter aramid, acrylic fiber packing, novolid fiber with ptfe packing, carbon fiber packing, ptfe filament packing, ptfe lubricant packing, cotton with oil packing, e - glass fiber packing etc
公司生產出口各類流體密封材料及製品，主要有密封盤根，密封墊片和密封材料三大系列產品，如石墨盤根芳綸盤根，碳纖維盤根， ptfe盤根，各種金屬墊片，纏繞墊片石墨增強墊片石墨切割墊片， ptfe墊片石棉墊片，非石棉墊片，各種墊片板材，卷材，四氟介面密封帶，閥桿填料，盤根線等等，廣泛應用於石化煉油電力鋼鐵造船海洋工程等行業不但解決了國內許多電廠煤氣廠化工廠等泵浦閥件管道在各種氣體化學流體輸送中的密封泄露問題，已為眾多知名企業所指定和選用而且已大量出口到歐洲中東南美洲以及東南亞等許多國家和地區2 ) based on the study and analysis of many security architecture standards, the security region and the defense layer are introduced, the information category, the threatening level and the security protection level ( spl ) are put forward, the methods and requires of the security analysis are discussed in this paper. 3 ) based on the security architecture model and the security analysis, the graded requires of the security management and the security technology is presented, so the security design of the cissa and the choice of security produces can be done conveniently. 4 ) a cooperative communication platform is designed and implemented to ensure the dynamic and cooperative ability of above cissa model
針對計算機信息系統安全體系模型和實施標準的不足，本文緊密圍繞分層、分級、動態防禦以及協同通信平臺等關鍵技術開展研究工作，所做的工作主要集中在： 1 ）在深入研究了當前各種流行的安全體系模型基礎上，提出了用於指導計算機信息系統安全體系建設的動態縱深防禦安全體系模型； 2 ）在對各種安全體系標準進行研究與分析的基礎上，引入了安全域和安全防護層次的概念，提出了信息類別、威脅級別和安全保障級別的定義，闡述了進行計算機信息系統安全分析的方法和要求； 3 ）在安全體系模型和安全分析的基礎上，提出了安全管理及安全技術的分級要求，從而便於進行計算機信息系統的安全設計以及產品的選型； 4 ）設計並基本實現了用於保障上述安全體系動態協同能力的協同通信平臺。Cnc took over glass cutting, pattern making, electrical discharge machining, steel - mill roll grinding, coordinate measuring, electron beam welding, tube bending, drafting, printed circuit manufacturing, coil winding, functional testing, robots, and many other processes
從玻璃切割、樣式設計、發電機電流負載、鋼廠滾動打磨、坐標測量、電子束焊接、彎管製作、起草方案、印刷電路製造、線圈纏繞、功能檢測到自動機械等許多過程都已由數字計算機控制系統控制完成。On may 3, invited by the institutes deputy directors liu xiaobing and hu naizhe, dr. mclaughlin visited the experimental park in harbin and the black soil ecological experiment station in hailun. with deputy director liu xiaobing and the research fellow zhang xingyi, he had an in - depth discussion of some issues of common interest to both sides, like the deterioration and management of black soil, conservation farming, compacting of soil
5月3日， neil博士應劉曉冰副所長和胡乃哲副所長的邀請，訪問了我所哈爾濱園區以及海倫黑土生態實驗站，與劉副所長張興義研究員等圍繞黑土退化與管理保護性耕作土壤壓實等雙方感興趣的問題進行了深入的交流。Urban planning control and the externalities of urban land use, a very classical problem just to be tackled by this paper is going to follow the very new progress of current economics and take cases of " village within the city ", a problem appeared in the urbanization in china, massive demolishing of illegal buildings in urban area, and the property dispute about the right of sunlight and green land as examples to conduct the study step by step on the externality of land use, transaction cost, property right, government regulation and the rule by law with the help of the author ' s experience gained from years of management in the grass - root office work
本文正是抓住「城市土地使用的外部效果與規劃控制」這一涉及我國土地資源利用和經濟發展的重大問題，利用主流經濟學的最新進展，以中國城市化中的「城中村」問題、大規模拆除違章建築行動、小區居民捍衛「陽光權」 、 「綠地權」等房產糾紛為背景，結合筆者在廣州市十多年的管理經驗，圍繞外部效果、交易費用、產權、政府規制等深層上的問題展開研究。As to how to reduce inventory and optimize logistics to enhance the administrative level of the company, the article dwells with sound evidence on the points as follows : how to make sales forecast more accurate ; how to stengthen the execution of planning ; how to improve inventory management and how to have a better control of logistics in production, which says the company should creat a whole logistics management system to reduce the inventory, to optimise the management level, with all the processes basing on the same flat roof, so as to helping the company chance it " s management level, and the competitiveness in the market
文章圍繞著如何降低庫存，提高企業物流運作效率，提升企業整體運作水平的論點，聯系了物流的相關的理論知識與實踐經驗，在提高預測的準確率，加強計劃的制定與執行，改善倉庫的日常物流事務管理，強化企業生產物流管理等方面，以有力的論據進行了詳細地闡述，以此說明了企業必須建立一整套物流體系，使整個物流過程處于同一個操作平臺，以利於庫存降低和企業管理水平的提高，最終提高企業的市場競爭力。And power loss analysis of srs and the layout design related to srs are very important to the proper design. with a small signal mathematic model of half - bridge converter, the relationship between performance of power supply and frequency domain characteristics of the system is analyzed. based on the above study and some simulation the system design is completed
文中在給出了結合單繞組自驅動方案的對稱半橋變換器穩態原理分析、同步整流管損耗分析暨選擇原則、同步整流管相關電路的布局設計后，建立了對稱半橋變換器的小信號數學模型，分析了電源系統時域性能指標與頻域特性之間的聯系，在此基礎上完成了系統的設計。Its aim is to decrease the wastes to the bottom while the satisfactory of the customer service can be reached. the series of certain methods will be developed around the aim. lean logistics management theory comes from jit manufacture and lean theory
精益物流管理理論是起源於日本豐田汽車公司的一種物流管理思想，其核心是追求消滅包括庫存在內的一切浪費，其目標是「在提供滿意的顧客服務水平的同時，把浪費降到最低程度」 ，並圍繞此目標發展一系列的具體方法。With the assumption of insignificant vibration and the results obtained in the sixth chapter, the linear solution for the motion equation of forced vibrating pipe with fixed supports in two ends in steady vibration is derived
首先，在微小橫振動假設前提下，利用第六章的計算結果，用線性化方法推得了兩端固支水下輸液管道在穩態繞流條件下的強迫振動方程的解。Numerical simulation of the characteristics of flow resistance in the flow around elliptic tubes
流體繞流橢圓管束流阻特性的數值模擬By use of grid - shaping skill and multi - grid solver, the flow - induced vibration of the fluid - conveying pipe in water is studied. the vibration mechanism of the fluid - conveying pipe in water is analyzed, the lift and drag acting on pipe in water are calculated. the results obtained are analyzed and compared to the experimental data referred to
首先對水下輸液管道繞流渦激振動的機理進行了分析，然後，利用網格生成技術及多重網格法求得了輸液管道在不同來流條件（雷諾數）下的橫向升力系數及縱向阻力系數，最後對計算結果進行了分析，並將其與已有的間接實驗結果進行了對比。The mechanisms of flow - induced vibrations of the fluid - conveying pipes on offshore platform and in water are analyzed, the physical models and mathematical models of flows in pipes on offshore platform and in water are established, with the programs of numerical simulation, the flow of vibrating pipe, the force of flow - induced vibration in pipe on offshore platform and the lift and the drag of flow acting on the fluid - conveying pipe in water are solved, and the linear solution for equation of vibrating fluid - conveying pipe in water with the fixed supports in two ends is derived
分析了海洋平臺及水下輸液管道的流體激振機理，建立了相應條件下的物理模型及數學模型，應用matlab軟體編制了計算程序，對海洋平臺輸液管道內流流場、管道所受流體激振力及水下輸液管道繞流受力（橫向升力及縱向阻力）分別進行了求解，並推得了兩端固支條件下水下輸液管道強迫振動方程的線性解。分享友人